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Table 1 Alveolar deposition fractions calculated with MPPD, Version 2.0

From: Translational toxicology in setting occupational exposure limits for dusts and hazard classification – a critical evaluation of a recent approach to translate dust overload findings from rats to humans

Substance density/g/cm 3 Alveolar deposition fraction / %
1 4.0
1.2 4.0
2 4.1
3 4.2
4 4.2
4.3 4.2
5 4.2
  1. Results are shown for toner [17] with a true density of 1.2 g/cm3 and varied densities from 1 g/cm3 up to 5 g/cm3 while keeping all other input data constant. The range includes the density of TiO2, 4.3 g/cm3.